I haven't any other link to the vendor but he seems legit and the cost is undoubtedly proper taking into consideration the scope mount. He appears to own all of the parts such as the mounting block and spacer. Signal-0 Productions Firearms Education test it out at Sign-0.com Solution costs https://sageebrforsale96295.fitnell.com/70274620/fascination-about-sage-ebr-chassis-for-sale